单词 | actinoid |
释义 | actinoid in British English (ˈæktɪˌnɔɪd) adjective having a radiate form, as a sea anemone or starfish actinoid in American English (ˈæktəˌnɔɪd) adjective having a radial form, as a sea anemone actinoid in American English (ˈæktəˌnɔid) adjective raylike; radiate Word origin [1840–50; actin- + -oid]This word is first recorded in the period 1840–50. Other words that entered Englishat around the same time include: colloid, flan, organizer, striation, warmup-oid is a suffix meaning “resembling,” “like,” used in the formation of adjectives andnouns (and often implying an incomplete or imperfect resemblance to what is indicatedby the preceding element). Other words that use the affix -oid include: alkaloid, anthropoid, cuboid, lithoid, ovoid |
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