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as·trol·o·gy

astrology

 
pronunciation:
stra lih ji
features:
Word Explorer, Word Parts
part of speech: noun
definition: the study of the influence that the stars and planets may have on people's lives.
In astrology, the position of the stars and planets at the time of a person's birth is believed to have an important effect on one's character.
derivations: astrological (adj.), astrologically (adv.), astrologer (n.), astrologist (n.)
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  outer space, space
Word Parts  About this feature
The word astrology contains the following parts:
astr, aster, astro Greek root that means star
synonyms:
stell
 
-logy, -ology Greek noun-forming suffix that means study of, science of; written work; structure or principle
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The suffix -logy , -ology forms nouns from bases that are predominantly Greek roots. It is a terminal form of the root log, logo, -logue which in the vast majority cases signifies the study or science of the subject indicated by the base. In some words, however, -ology carries the meaning "written work" (trilogy) or "structure" (homology). See log, logo, -logue. Most nouns ending in -logy , -ology have an adjective form ending in "-ical." (dermatology, dermatological).
synonyms:
-ics