a gear having teeth cut on an inner cylindrical surface.
- Annular ligament
the ligamentous envelope surrounding a part, as the joints of the wrist or ankle or the head of the radius. Historical Examples Paleys account of the function of the annular ligament at the ankle is correct, and strikingly put. Parallel Paths Thomas William Rolleston It lies along the Radius, and passeth under the annular ligament. […]
- Annular ring
annular ring annular ring n. An opaque area appearing in radiographs of the lung and indicating a cavity of tuberculosis. Also called pleural ring. Historical Examples To hold the piston rings or ring in place, a junk ring is employed, being an annular ring bolted to the piston. Modern Machine-Shop Practice, Volumes I and II […]
to supply with critical or explanatory ; comment upon in : to annotate the works of Shakespeare. to make or . Historical Examples Good specimen of the “annotative” style with a parenthetic comment. Cyropaedia Xenophon verb to supply (a written work, such as an ancient text) with critical or explanatory notes v. 1733, from Latin […]
a critical or explanatory note or body of notes added to a text. the act of . (def 1). Abbreviation: annot. Historical Examples Sippi, agreeably to the early French annotation of the word, signifies a river. Summary Narrative of an Exploratory Expedition to the Sources of the Mississippi River, in 1820 Henry Rowe Schoolcraft There […]