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单词 -in
释义 -in
I. \ə̇n, ən, ˌin\ noun suffix
(-s)
Etymology: French -ine, from Latin -ina (with long ī), feminine of -inus (with long ī) of or belonging to — more at -ine
1.
 a. : neutral chemical compound or compound not distinctly basic or acidic
  < picrotoxin >
  < hematoporphyrin >
  — especially in names of glycerides
  < acetin >
  < stearin >
 glycosides
  < amygdalin >
  < quercitrin >
 proteins
  < gelatin >
  < insulin >
 and 6-membered heterocyclic compounds
  < dioxin >
  — usually distinguished from -ine
 b. : enzyme
  < emulsin >
  < myrosin >
  — compare -ase
 c. : antibiotic
  < penicillin >
  < streptomycin >
2. : -ine II 2a, 2b — not used systematically
3. : pharmaceutical product
 < niacin >
 < aspirin >
II. \ˌin\ noun combining form
(-s)
Etymology: in (II) (as in sit-in)
1. : organized public protest by means of or in favor of : demonstration
 < teach-in >
 < love-in >
2. : public group activity
 < swim-in >
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更新时间:2024/11/11 18:36:36