diffuse

American Heritage® Dictionary of the English Language, Fourth Edition

1. v. To pour out and cause to spread freely.
2. v. To spread about or scatter; disseminate.
3. v. To make less brilliant; soften.
4. v. To become widely dispersed; spread out.
5. v. Physics To undergo diffusion.
6. adj. Widely spread or scattered; not concentrated.
7. adj. Characterized by verbosity; wordy. See Synonyms at wordy.

Century Dictionary and Cyclopedia

1. To pour out and spread, as a fluid; cause to flow and spread.
2. To spread abroad; scatter; send out or extend in all directions.
3. Synonyms To scatter, disseminate, circulate, disperse, distribute, propagate.
4. To spread, as a fluid, by the wandering of its molecules in amongst those of a contiguous fluid. Thus, if a layer of salt water be placed beneath fresh water, the salt water will gradually penetrate into the fresh water, against the action of gravity.
5. Widely spread or diffused; extended; dispersed; scattered.
6. Specifically.
7. In pathology, spreading widely and having no distinctively defined limits: as, a diffuse inflammation or suppuration: opposed to circumscribed.
8. In boto, spreading widely and loosely.
9. In embryology, applied to a form of non-deciduate placenta in which the fetal villi form a broad belt.
10. In zoology, sparse; few and scattered, as markings; especially, in entomology, said of punctures, etc., when they are less thickly set than on a neighboring part from which they appear to be scattered off.
11. Prolix; using many words; verbose; rambling: said of speakers and writers or their style.
12. Hard to understand; perplexing; requiring extended effort.
13. Synonyms Loose, rambling, wordy, long-winded, diluted, spun out.

Wiktionary

1. v. To spread over or through as in air, water, or other matter, especially by fluid motion or passive means.
2. v. To be spread over or through as in air, water, or other matter, especially by fluid motion or passive means.
3. adj. Everywhere or throughout everything; not focused or concentrated.

GNU Webster's 1913

1. v. To pour out and cause to spread, as a fluid; to cause to flow on all sides; to send out, or extend, in all directions; to spread; to circulate; to disseminate; to scatter; as to diffuse information.
2. v. To pass by spreading every way, to diffuse itself.
3. adj. Poured out; widely spread; not restrained; copious; full; esp., of style, opposed to concise or terse; verbose; prolix.

WordNet 3.0

1. v. move outward
2. adj. lacking conciseness
3. adj. (of light) transmitted from a broad light source or reflected
4. v. spread or diffuse through
5. v. cause to become widely known
6. adj. spread out; not concentrated in one place