钻石 — meaning in English

zuàn shí

English meaning

diamond noun An extremely hard, clear crystal form of carbon, prized as a gemstone.
excelsior interjection A rallying cry meaning "ever upward," used to urge continued progress.

钻石 is used for these senses in English:

diamond (uncountable) A glimmering glass-like mineral that is an allotrope of carbon in which each atom is surrounded by four others in the form of a tetrahedron.
dipyramid In geometry, any of a class of solids formed from two pyramids placed symmetrically base to base.
egg tooth (zoology) A small, sharp, cranial protuberance used by offspring to break or tear through the egg's surface during hatching.
excelsior (US, _, printing, dated) The size of type between Norse and brilliant, standardized as 3-point.

noun An extremely hard, clear crystal form of carbon, prized as a gemstone.
noun A four-sided shape with two pairs of equal angles, standing on one of its points (a rhombus).
noun One of the four suits in a standard deck of playing cards, marked with a red diamond shape.
noun The infield of a baseball field, which is diamond-shaped.
adj Marking a sixtieth (or, in some uses, seventy-fifth) wedding anniversary.

interjection A rallying cry meaning "ever upward," used to urge continued progress.
noun Fine curled wood shavings used as packing or stuffing material.