knuckle ball bearing hinge
1Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …
2hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …
3instrumentality — I (New American Roget s College Thesaurus) Means to an end Nouns 1. instrumentality; instrument, aid; subservience, subserviency; vehicle, hand, expedient (see plan); means, agency. 2. (means) stepping stone; [master or skeleton] key, latchkey,… …