| 释义 |
retrograde
ret·ro·grade R0198800 (rĕt′rə-grād′)adj.1. Moving or tending backward: a retrograde flow.2. Opposite to the usual order; inverted or reversed: the retrograde form of the melody.3. Reverting to an earlier or inferior condition: a retrograde way of thinking.4. Astronomy a. Of or relating to the orbital revolution or axial rotation of a planetary or other celestial body that moves clockwise from east to west, in the direction opposite to most celestial bodies.b. Of or relating to the brief, regularly occurring, apparently backward movement of a planetary body in its orbit as viewed against the fixed stars, caused by the differing orbital velocities of Earth and the body observed.c. Of or relating to orbital motion in the direction opposite that of the predominant motion in an orbital system.intr.v. ret·ro·grad·ed, ret·ro·grad·ing, ret·ro·grades 1. Astronomy To have retrograde motion.2. To decline to an inferior state; degenerate.3. Archaic To move or seem to move backward.
[Middle English, from Latin retrōgradus, from retrōgradī, to go back : retrō-, retro- + -gradus, walking (from gradī, to go; see ghredh- in Indo-European roots).]
ret′ro·gra·da′tion (-rō-grā-dā′shən) n.ret′ro·grade′ly adv.retrograde (ˈrɛtrəʊˌɡreɪd) adj1. moving or bending backwards2. (esp of order) reverse or inverse3. tending towards an earlier worse condition; declining or deteriorating4. (Astronomy) astronomy a. occurring or orbiting in a direction opposite to that of the earth's motion around the sun. Compare direct18b. occurring or orbiting in a direction around a planet opposite to the planet's rotational direction: the retrograde motion of the satellite Phoebe around Saturn. c. appearing to move in a clockwise direction due to the rotational period exceeding the period of revolution around the sun: Venus has retrograde rotation. 5. (Biology) biology tending to retrogress; degenerate6. (Music, other) music of, concerning, or denoting a melody or part that is played backwards7. obsolete opposed, contrary, or repugnant tovb (intr) 8. to move in a retrograde direction; retrogress9. (Military) military US another word for retreat1[C14: from Latin retrōgradī to go backwards, from gradi to walk, go] ˌretrograˈdation n ˈretroˌgradely advret•ro•grade (ˈrɛ trəˌgreɪd)
adj., v. -grad•ed, -grad•ing. adj. 1. having a backward motion or direction; retiring or retreating. 2. inverse or reversed, as order. 3. Chiefly Biol. exhibiting degeneration or deterioration. 4. a. moving in an orbit in the direction opposite to that of the earth in its revolution around the sun. b. appearing to move on the celestial sphere in the direction opposite to the natural order of the signs of the zodiac, or from east to west. Compare direct (def. 25). 5. Archaic. contrary; opposed. v.i. 6. to move or go backward; retire or retreat. 7. Chiefly Biol. to decline to a worse condition; degenerate. [1350–1400; Middle English (adj.) < Latin retrōgradus going back, derivative of retrōgradī=retrō- retro- + gradī to step, go; compare grade] ret·ro·grade (rĕt′rə-grād′) Relating to the revolution in an orbit or rotation about an axis of a celestial body that moves clockwise from east to west, in the direction opposite to the movement of most celestial bodies.retrograde
Past participle: retrograded
Gerund: retrograding
| Imperative |
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| retrograde | | retrograde |
| Present |
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| I retrograde | | you retrograde | | he/she/it retrogrades | | we retrograde | | you retrograde | | they retrograde |
| Preterite |
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| I retrograded | | you retrograded | | he/she/it retrograded | | we retrograded | | you retrograded | | they retrograded |
| Present Continuous |
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| I am retrograding | | you are retrograding | | he/she/it is retrograding | | we are retrograding | | you are retrograding | | they are retrograding |
| Present Perfect |
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| I have retrograded | | you have retrograded | | he/she/it has retrograded | | we have retrograded | | you have retrograded | | they have retrograded |
| Past Continuous |
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| I was retrograding | | you were retrograding | | he/she/it was retrograding | | we were retrograding | | you were retrograding | | they were retrograding |
| Past Perfect |
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| I had retrograded | | you had retrograded | | he/she/it had retrograded | | we had retrograded | | you had retrograded | | they had retrograded |
| Future |
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| I will retrograde | | you will retrograde | | he/she/it will retrograde | | we will retrograde | | you will retrograde | | they will retrograde |
| Future Perfect |
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| I will have retrograded | | you will have retrograded | | he/she/it will have retrograded | | we will have retrograded | | you will have retrograded | | they will have retrograded |
| Future Continuous |
|---|
| I will be retrograding | | you will be retrograding | | he/she/it will be retrograding | | we will be retrograding | | you will be retrograding | | they will be retrograding |
| Present Perfect Continuous |
|---|
| I have been retrograding | | you have been retrograding | | he/she/it has been retrograding | | we have been retrograding | | you have been retrograding | | they have been retrograding |
| Future Perfect Continuous |
|---|
| I will have been retrograding | | you will have been retrograding | | he/she/it will have been retrograding | | we will have been retrograding | | you will have been retrograding | | they will have been retrograding |
| Past Perfect Continuous |
|---|
| I had been retrograding | | you had been retrograding | | he/she/it had been retrograding | | we had been retrograding | | you had been retrograding | | they had been retrograding |
| Conditional |
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| I would retrograde | | you would retrograde | | he/she/it would retrograde | | we would retrograde | | you would retrograde | | they would retrograde |
| Past Conditional |
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| I would have retrograded | | you would have retrograded | | he/she/it would have retrograded | | we would have retrograded | | you would have retrograded | | they would have retrograded |
Thesaurus| Verb | 1. | retrograde - move backward in an orbit, of celestial bodiesorb, orbit, revolve - move in an orbit; "The moon orbits around the Earth"; "The planets are orbiting the sun"; "electrons orbit the nucleus" | | 2. | retrograde - move in a direction contrary to the usual one; "retrograding planets"go, locomote, move, travel - change location; move, travel, or proceed, also metaphorically; "How fast does your new car go?"; "We travelled from Rome to Naples by bus"; "The policemen went from door to door looking for the suspect"; "The soldiers moved towards the city in an attempt to take it before night fell"; "news travelled fast" | | 3. | retrograde - move back; "The glacier retrogrades"retreatdraw back, move back, pull away, pull back, recede, retreat, withdraw, retire - pull back or move away or backward; "The enemy withdrew"; "The limo pulled away from the curb" | | 4. | retrograde - go back over; "retrograde arguments"hash over, rehashrecap, recapitulate - summarize briefly; "Let's recapitulate the main ideas" | | 5. | retrograde - get worse or fall back to a previous conditionretrogress, regressdecline, worsen - grow worse; "Conditions in the slum worsened"fall behind, recede, drop off, fall back, lose - retreat | | Adj. | 1. | retrograde - moving from east to west on the celestial sphere; or--for planets--around the sun in a direction opposite to that of the Earthastronomy, uranology - the branch of physics that studies celestial bodies and the universe as a wholedirect - moving from west to east on the celestial sphere; or--for planets--around the sun in the same direction as the Earth | | 2. | retrograde - of amnesia; affecting time immediately preceding traumaanterograde - of amnesia; affecting time immediately following trauma | | 3. | retrograde - going from better to worseretrogressiveregressive - opposing progress; returning to a former less advanced state | | 4. | retrograde - moving or directed or tending in a backward direction or contrary to a previous directionretralbackward - directed or facing toward the back or rear; "a backward view" |
retrogradeadjective deteriorating, backward, regressive, retrogressive, declining, negative, reverse, retreating, worsening, downward, waning, relapsing, inverse, degenerative It would be a retrograde step to revert to the old system.retrogradeadjectiveDirected or facing toward the back or rear:backward, retrogressive.verb1. To move in a reverse direction:back, backpedal, backtrack, fall back, retreat, retrocede, retrogress.Idiom: retrace one's steps.2. To move back or away from a point, limit, or mark:ebb, recede, retract, retreat, retrocede, retrogress.3. To become lower in quality, character, or condition:atrophy, decline, degenerate, descend, deteriorate, sink, worsen.Idioms: go bad, go to pot, go to seed , go to the dogs.Translationsarretratoindietroretrogrado
retrograde
retrograde1. Astronomya. occurring or orbiting in a direction opposite to that of the earth's motion around the sun b. occurring or orbiting in a direction around a planet opposite to the planet's rotational direction c. appearing to move in a clockwise direction due to the rotational period exceeding the period of revolution around the sun 2. Biology tending to retrogress; degenerate 3. Music of, concerning, or denoting a melody or part that is played backwards retrograde
retrograde [ret´ro-grād] 1. moving backward or against the usual direction of flow.2. degenerating, deteriorating, or catabolic.ret·ro·grade (ret'rō-grād), 1. Moving backward. 2. Degenerating; reversing the normal order of growth and development. 3. Used in neuroscience to describe distal-proximal flow, movement, or transport in an axon toward its cell body, or degeneration of an axon proximal to a point of injury, such degenerative changes may extend to, and include, the cell body. [L. retrogradus, fr. retro- + gradior, to go] ret·ro·grade (ret'rō-grād) 1. Moving backward. 2. Degenerating; reversing the normal order of growth and development. [L. retrogradus, fr. retro-, back + gradior, to go]retrograde A going backwards or a reversion of the usual sequence.ret·ro·grade (ret'rō-grād) 1. Moving backward. 2. Degenerating; reversing the normal order of growth and development. [L. retrogradus, fr. retro-, back + gradior, to go]retrograde
Synonyms for retrogradeadj deterioratingSynonyms- deteriorating
- backward
- regressive
- retrogressive
- declining
- negative
- reverse
- retreating
- worsening
- downward
- waning
- relapsing
- inverse
- degenerative
Synonyms for retrogradeadj directed or facing toward the back or rearSynonymsverb to move in a reverse directionSynonyms- back
- backpedal
- backtrack
- fall back
- retreat
- retrocede
- retrogress
verb to move back or away from a point, limit, or markSynonyms- ebb
- recede
- retract
- retreat
- retrocede
- retrogress
verb to become lower in quality, character, or conditionSynonyms- atrophy
- decline
- degenerate
- descend
- deteriorate
- sink
- worsen
Synonyms for retrogradeverb move backward in an orbit, of celestial bodiesRelated Wordsverb move in a direction contrary to the usual oneRelated Wordsverb move backSynonymsRelated Words- draw back
- move back
- pull away
- pull back
- recede
- retreat
- withdraw
- retire
verb go back overSynonymsRelated Wordsverb get worse or fall back to a previous conditionSynonymsRelated Words- decline
- worsen
- fall behind
- recede
- drop off
- fall back
- lose
adj moving from east to west on the celestial sphereRelated WordsAntonymsadj of amnesiaAntonymsadj going from better to worseSynonymsRelated Wordsadj moving or directed or tending in a backward direction or contrary to a previous directionSynonymsRelated Words |