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Noun declination has 4 senses
- decline, declination - a condition inferior to an earlier condition; a gradual falling off from a better state
--1 is a kind of condition, status
--1 has particulars: neglect, disuse; twilight; wreck
- declination, celestial latitude, DEC - (astronomy) the angular distance to a point on a celestial object measured north or south from the celestial equator; expressed in degrees; used with right ascension to specify positions on the celestial sphere
--2 is a kind of angular distance
- descent, declivity, fall, decline, declination, declension, downslope - a downward slope or bend
--3 is a kind of slope, incline, side
--3 has particulars: downhill; steep
- declination, regrets - a polite refusal of an invitation
--4 is a kind of refusal; acknowledgment, acknowledgement