-tropecomb. form

Primary stress is retained by the usual stressed syllable of the preceding element and vowels may be reduced accordingly.

Origin: A borrowing from Greek. Etymon: Greek -τροπος.

Etymology: < ancient Greek -τροπος turning, combining form (in e.g. μονότροπος : see Monotropa n.) of τρόπος turn (see trope n.). Compare French -trope (formations in which are found from the beginning of the 19th cent. or earlier in sense 1, and from the late 19th cent. or earlier in sense 2).Attested earliest at the beginning of the 19th cent. in the French loan hemitrope adj. Formations within English are found from the first half of the 19th cent.; early examples include thaumatrope n., rheotrope n. at rheo- comb. form , kalotrope n., and (in sense 1) allotrope n. Combining with first elements ultimately of Greek origin.

Categories »

1. Chemistry. Forming nouns denoting forms of a substance or material which exhibit change or variation in structural or physical properties, as allotrope n., phototrope n. at phototropic adj. Derivatives, etc. Usually corresponding to adjectives in -tropic.

2. Forming nouns denoting devices or instruments which have revolving parts or which are used to demonstrate or measure movement, change of direction, or curvature, as melotrope n., ophthalmotrope n. at ophthalmo- comb. form , zoetrope n., etc.

This entry has been updated (OED Third Edition, March 2014; most recently modified version published online September 2021).

单词	-trope
释义	-tropecomb. form Primary stress is retained by the usual stressed syllable of the preceding element and vowels may be reduced accordingly. Origin: A borrowing from Greek. Etymon: Greek -τροπος. Etymology: < ancient Greek -τροπος turning, combining form (in e.g. μονότροπος : see Monotropa n.) of τρόπος turn (see trope n.). Compare French -trope (formations in which are found from the beginning of the 19th cent. or earlier in sense 1, and from the late 19th cent. or earlier in sense 2).Attested earliest at the beginning of the 19th cent. in the French loan hemitrope adj. Formations within English are found from the first half of the 19th cent.; early examples include thaumatrope n., rheotrope n. at rheo- comb. form , kalotrope n., and (in sense 1) allotrope n. Combining with first elements ultimately of Greek origin. Categories » 1. Chemistry. Forming nouns denoting forms of a substance or material which exhibit change or variation in structural or physical properties, as allotrope n., phototrope n. at phototropic adj. Derivatives, etc. Usually corresponding to adjectives in -tropic. 2. Forming nouns denoting devices or instruments which have revolving parts or which are used to demonstrate or measure movement, change of direction, or curvature, as melotrope n., ophthalmotrope n. at ophthalmo- comb. form , zoetrope n., etc. This entry has been updated (OED Third Edition, March 2014; most recently modified version published online September 2021). < comb. form
随便看	martialize martialler martiallest martiallier martialliest martiallike martiallooking martially martialminded martialness martialsounding martian martians martiated marticolist martigenous martii martiloge martin martin ape martin bit martin box martin bug martin chain martin dry