| 单词 | convergence |
| 释义 | convergence /keuhn verr"jeuhns/, n. 1. an act or instance of converging. 2. a convergent state or quality. 3. the degree or point at which lines, objects, etc., converge. 4. Ophthalm. a coordinated turning of the eyes to bear upon a near point. 5. Physics. a. the contraction of a vector field. b. a measure of this. 6. Meteorol. a net flow of air into a given region. Cf. divergence (def. 2). 7. Biol. similarity of form or structure caused by environment rather than heredity. Also, convergency (for defs. 1-3). [1705-15; CONVERG(ENT) + -ENCE] |
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