Dilate word meaning and definition

[verb] become wider; "His pupils were dilated"
[verb] add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing; "She elaborated on the main ideas in her dissertation"

\Di*late"\ (?; 277), v. t. [imp. & p. p. {Dilated}; p. pr. & vb. n. {Dilating}.] [L. dilatare; either fr. di- = dis- + latus wide, not the same word as latus, used as p. p. of ferre to bear (see {Latitude}); or fr. dilatus, used as p. p. of differre to separate (see {Delay}, {Tolerate}, {Differ}, and cf. {Dilatory}): cf. F. dilater.] 1. To expand; to distend; to enlarge or extend in all directions; to swell; -- opposed to {contract}; as, the air dilates the lungs; air is dilated by increase of heat. 2. To enlarge upon; to relate at large; to tell copiously or diffusely. [R.] Do me the favor to dilate at full What hath befallen of them and thee till now. --Shak. Syn: To expand; swell; distend; enlarge; spread out; amplify; expatiate.
\Di*late"\, v. i. 1. To grow wide; to expand; to swell or extend in all directions. His heart dilates and glories in his strength. --Addison. 2. To speak largely and copiously; to dwell in narration; to enlarge; -- with on or upon. But still on their ancient joys dilate. --Crabbe.
\Di*late"\, a. Extensive; expanded. [Obs.] --B. Jonson.

Morse code: -.. .. .-.. .- - .