larvi-comb. form

Stress is usually determined by a subsequent element and vowels may be reduced accordingly.

combining form of Latin larva, larva n.

ˈlarvicide n.

Brit.

/ˈlɑːvᵻsʌɪd/

U.S.

/ˈlɑrvəˌsaɪd/

[-cide comb. form¹] a preparation adapted to kill larvæ; also attributive or adj.

1900 Brit. Med. Jrnl. No. 2041. 325 The larvicides are intended to be used for the destruction of mosquito larvæ and pupæ in pools and ditches.

1900 Brit. Med. Jrnl. No. 2041. 325 Professor Celli showed experiments at the Institute of Hygiene with certain insecticide and larvicide substances.

larvicidal adj.

Brit.

/ˌlɑːvᵻˈsʌɪdl/

U.S.

/ˌlɑrvəˈsaɪd(ə)l/

1900 Brit. Med. Jrnl. No. 2041. 305 A cheap larvicidal substance..not injurious to the growth of the rice plants.

larˈvicolous adj.

Brit.

/lɑːˈvɪkələs/

/lɑːˈvɪkl̩əs/

U.S.

/lɑrˈvɪkələs/

[Latin colĕre to inhabit: see -ous suffix] living in the body of larvæ (Mayne Expos. Lex. 1855).

larviform adj.

Brit.

/ˈlɑːvᵻfɔːm/

U.S.

/ˈlɑrvəˌfɔrm/

[-form comb. form²] having the form of a larva.

1848 S. Maunder Treasury Nat. Hist. Gloss. 791/2 Larviform, shaped like a larva.

1891 C. L. Morgan Animal Life & Intell. 223 The females of certain beetles..are described by Professor Riley as larviform.

larˈvigerous adj.

Brit.

/lɑːˈvɪdʒ(ə)rəs/

U.S.

/lɑrˈvɪdʒ(ə)rəs/

[-gerous comb. form] bearing or containing larvæ.

ΘΚΠ

the world > animals > family unit > [adjective] > young > larval > bearing

larviparous1815

larvigerous1884

1884 J. S. Kingsley Standard Nat. Hist. (1888) II. 428 When ready to change into the larvigerous pupæ they [the maggots of the bot-fly] dislodge themselves.

larˈviparous adj.

Brit.

/lɑːˈvɪp(ə)rəs/

U.S.

/lɑrˈvɪp(ə)rəs/

[Latin parĕre to bring forth: see -ous suffix] (a) producing young in the condition of larvæ, (b) produced in the form of larvæ.

ΘΚΠ

the world > animals > family unit > [adjective] > young > larval > bearing

larviparous1815

larvigerous1884

1815 W. Kirby & W. Spence Introd. Entomol. I. 103 So Aristotle employs it, when he says that all insects produce a Scolex, or are larviparous.

1826 W. Kirby & W. Spence Introd. Entomol. III. 65 Larviparous, coming forth from the matrix in the state of larvæ.

1858 G. H. Lewes Sea-side Stud. 285 The viviparous or larviparous generation effects a multiplication of the plant-lice adequate to keep pace with the rapid growth and increase of the vegetable kingdom in spring and summer.

Draft additions 1997

ˈlarviciding n.

Brit.

/ˈlɑːvᵻsʌɪdɪŋ/

U.S.

/ˈlɑrvəˌsaɪdɪŋ/

the action or practice of treating with larvicides.

ΘΠ

the world > physical sensation > cleanness and dirtiness > pest control > [noun] > treating with larvicides

larviciding1945

1945 Public Health Rep. (U.S. Public Health Service) 60 1274 Methods of control, such as larviciding and drainage, are usually not applicable because of the high per capita cost.

1976 Whig-Standard (Kingston, Ont.) 6 Apr. 6/2 The department of the environment estimates that larviciding costs annually $23 an acre (including start-up, training and license expenses).

Draft additions 1997

ˈlarviposition n.

Brit.

/ˌlɑːvɪpəˈzɪʃn/

/ˈlɑːvɪpəˌzɪʃn/

U.S.

/ˌlɑrvəpəˈzɪʃ(ə)n/

/ˈlɑrvəpəˌzɪʃ(ə)n/

Entomology the deposition of a larva (rather than an egg) by a female insect.

ΘΚΠ

the world > animals > invertebrates > phylum Arthropoda > class Insecta > eggs or young > [noun] > young or development of young > larva > deposition of

larviposition1913

1913 Rep. Royal Soc. Sleeping Sickness Comm. 14 11 There is an inverse relation between relative humidity and rate of larviposition.

1956 Ann. Trop. Med. & Parasitol. 50 66 Larviposition occurred while the female was resting on the soil surface.

1989 Jrnl. Heredity 80 73/2 Flies from the F₅₀ generation were reared from larviposition to adult eclosion at 15°C.

Draft additions 1997

larˈvivorous adj.

Brit.

/lɑːˈvɪv(ə)rəs/

U.S.

/lɑrˈvɪv(ə)rəs/

feeding on larvae.

ΘΚΠ

the world > animals > by eating habits > [adjective] > carnivorous > feeding on larvae

larvivorous1889

1889 Cent. Dict. Larvivorous.

1915 Trans. Soc. Trop. Med. & Hygiene 8 78 Willcocks, of Cairo, was the first to draw attention to the larvivorous habits of these useful insects.

1971 P. C. C. Garnham Progress in Parasitol. vii. 124 Desultory attention has been paid to biological control of mosquitoes, which started many years ago with the use of larvivorous fish.

This entry has not yet been fully updated (first published 1902; most recently modified version published online March 2022).

单词	larvi-
释义	larvi-comb. form Stress is usually determined by a subsequent element and vowels may be reduced accordingly. combining form of Latin larva, larva n. ˈlarvicide n. Brit. /ˈlɑːvᵻsʌɪd/ , U.S. /ˈlɑrvəˌsaɪd/ [-cide comb. form¹] a preparation adapted to kill larvæ; also attributive or adj. Π 1900 Brit. Med. Jrnl. No. 2041. 325 The larvicides are intended to be used for the destruction of mosquito larvæ and pupæ in pools and ditches. 1900 Brit. Med. Jrnl. No. 2041. 325 Professor Celli showed experiments at the Institute of Hygiene with certain insecticide and larvicide substances. larvicidal adj. Brit. /ˌlɑːvᵻˈsʌɪdl/ , U.S. /ˌlɑrvəˈsaɪd(ə)l/ Π 1900 Brit. Med. Jrnl. No. 2041. 305 A cheap larvicidal substance..not injurious to the growth of the rice plants. larˈvicolous adj. Brit. /lɑːˈvɪkələs/ , /lɑːˈvɪkl̩əs/ , U.S. /lɑrˈvɪkələs/ [Latin colĕre to inhabit: see -ous suffix] living in the body of larvæ (Mayne Expos. Lex. 1855). larviform adj. Brit. /ˈlɑːvᵻfɔːm/ , U.S. /ˈlɑrvəˌfɔrm/ [-form comb. form²] having the form of a larva. Π 1848 S. Maunder Treasury Nat. Hist. Gloss. 791/2 Larviform, shaped like a larva. 1891 C. L. Morgan Animal Life & Intell. 223 The females of certain beetles..are described by Professor Riley as larviform. larˈvigerous adj. Brit. /lɑːˈvɪdʒ(ə)rəs/ , U.S. /lɑrˈvɪdʒ(ə)rəs/ [-gerous comb. form] bearing or containing larvæ. ΘΚΠ the world > animals > family unit > [adjective] > young > larval > bearing larviparous1815 larvigerous1884 1884 J. S. Kingsley Standard Nat. Hist. (1888) II. 428 When ready to change into the larvigerous pupæ they [the maggots of the bot-fly] dislodge themselves. larˈviparous adj. Brit. /lɑːˈvɪp(ə)rəs/ , U.S. /lɑrˈvɪp(ə)rəs/ [Latin parĕre to bring forth: see -ous suffix] (a) producing young in the condition of larvæ, (b) produced in the form of larvæ. ΘΚΠ the world > animals > family unit > [adjective] > young > larval > bearing larviparous1815 larvigerous1884 1815 W. Kirby & W. Spence Introd. Entomol. I. 103 So Aristotle employs it, when he says that all insects produce a Scolex, or are larviparous. 1826 W. Kirby & W. Spence Introd. Entomol. III. 65 Larviparous, coming forth from the matrix in the state of larvæ. 1858 G. H. Lewes Sea-side Stud. 285 The viviparous or larviparous generation effects a multiplication of the plant-lice adequate to keep pace with the rapid growth and increase of the vegetable kingdom in spring and summer. Draft additions 1997 ˈlarviciding n. Brit. /ˈlɑːvᵻsʌɪdɪŋ/ , U.S. /ˈlɑrvəˌsaɪdɪŋ/ the action or practice of treating with larvicides. ΘΠ the world > physical sensation > cleanness and dirtiness > pest control > [noun] > treating with larvicides larviciding1945 1945 Public Health Rep. (U.S. Public Health Service) 60 1274 Methods of control, such as larviciding and drainage, are usually not applicable because of the high per capita cost. 1976 Whig-Standard (Kingston, Ont.) 6 Apr. 6/2 The department of the environment estimates that larviciding costs annually $23 an acre (including start-up, training and license expenses). Draft additions 1997 ˈlarviposition n. Brit. /ˌlɑːvɪpəˈzɪʃn/ , /ˈlɑːvɪpəˌzɪʃn/ , U.S. /ˌlɑrvəpəˈzɪʃ(ə)n/ , /ˈlɑrvəpəˌzɪʃ(ə)n/ Entomology the deposition of a larva (rather than an egg) by a female insect. ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > class Insecta > eggs or young > [noun] > young or development of young > larva > deposition of larviposition1913 1913 Rep. Royal Soc. Sleeping Sickness Comm. 14 11 There is an inverse relation between relative humidity and rate of larviposition. 1956 Ann. Trop. Med. & Parasitol. 50 66 Larviposition occurred while the female was resting on the soil surface. 1989 Jrnl. Heredity 80 73/2 Flies from the F₅₀ generation were reared from larviposition to adult eclosion at 15°C. Draft additions 1997 larˈvivorous adj. Brit. /lɑːˈvɪv(ə)rəs/ , U.S. /lɑrˈvɪv(ə)rəs/ feeding on larvae. ΘΚΠ the world > animals > by eating habits > [adjective] > carnivorous > feeding on larvae larvivorous1889 1889 Cent. Dict. Larvivorous. 1915 Trans. Soc. Trop. Med. & Hygiene 8 78 Willcocks, of Cairo, was the first to draw attention to the larvivorous habits of these useful insects. 1971 P. C. C. Garnham Progress in Parasitol. vii. 124 Desultory attention has been paid to biological control of mosquitoes, which started many years ago with the use of larvivorous fish. This entry has not yet been fully updated (first published 1902; most recently modified version published online March 2022). < comb. form1815
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