noun, U.S. Navy.
a badge that indicates the rank and specialty of a petty officer: worn on the upper left sleeve.
[rah-ting-uh n] /ˈrɑ tɪŋ ən/ noun 1. a city in North Rhine–Westphalia in W central Germany, N of Dusseldorf.
noun, Horology. 1. a nut that screws onto the lower end of the rod of a clock pendulum for raising or lowering the weight to alter the rate of the clock.
[rey-shoh, -shee-oh] /ˈreɪ ʃoʊ, -ʃiˌoʊ/ noun, plural ratios. 1. the relation between two similar magnitudes with respect to the number of times the first contains the second: the ratio of 5 to 2, written 5:2 or 5/2. 2. proportional relation; rate: the ratio between acceptances and rejections. 3. Finance. the relative value of gold and […]
[rash-ee-os-uh-neyt, -oh-suh-, rat-ee-] /ˌræʃ iˈɒs əˌneɪt, -ˈoʊ sə-, ˌræt i-/ verb (used without object), ratiocinated, ratiocinating. 1. to reason; carry on a process of reasoning. /ˌrætɪˈɒsɪˌneɪt/ verb 1. (intransitive) to think or argue logically and methodically; reason v. “to reason,” 1640s, from Latin ratiocinatus, past participle of ratiocinare (see ratiocination). Related: Ratiocinant.