permitting little if any light to pass through because of denseness of matter; "dense smoke"; "heavy fog"; "impenetrable gloom"
slow to learn or understand; lacking intellectual acuity; "so dense he never understands anything I say to him"; "never met anyone quite so dim"; "although dull at classical learning, at mathematics he was uncommonly quick"- Thackeray; "dumb officials make some really dumb decisions"; "he was either normally stupid or being deliberately obtuse"; "worked with the slow students"
having high relative density or specific gravity; "dense as lead"
hard to pass through because of dense growth; "dense vegetation"; "thick woods"
a friendly understanding between political powers
an informal alliance between countries
dispassionate; "took a hard look"; "a hard bargainer";
with effort or force or vigor; "the team played hard"; "worked hard all day"; "pressed hard on the lever"; "hit the ball hard"; "slammed the door hard"
(of speech sounds); produced with the back of the tongue raised toward or touching the velum; "Russian distinguished between hard consonants and palatalized or soft consonants"
to the full extent possible; all the way; "hard alee"; "the ship went hard astern"; "swung the wheel hard left"
(of light) transmitted directly from a pointed light source
slowly and with difficulty; "prejudices die hard"
being distilled rather than fermented; having a high alcoholic content; "hard liquor"
causing great damage or hardship; "industries hit hard by the depression"; "she was severely affected by the bank's failure"
given to excessive indulgence of bodily appetites especially for intoxicating liquors; "a hard drinker"
of good quality and condition; solidly built; "a solid foundation"; "several substantial timber buildings"
providing abundant nourishment; "a hearty meal"; "good solid food"; "ate a substantial breakfast"; "four square meals a day"
uninterrupted in space; having no gaps or breaks; "a solid line across the page"; "solid sheets of water"
impenetrable for the eye; "solid blackness"
having three dimensions; "a solid object"
acting together as a single undiversified whole; "a solid voting bloc"
characterized by good substantial quality; "solid comfort"; "a solid base hit"
a three-dimensional shape
not soft or yielding to pressure; "a firm mattress"; "the snow was firm underfoot"; "solid ground"
the state in which a substance has no tendency to flow under moderate stress; resists forces (such as compression) that tend to deform it; and retains a definite size and shape
of one substance or char
a written agreement between two states or sovereigns