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List of 12-letter words containing ••••••

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There are 19 twelve-letter words containing D, H, I, 3O and S

CHONDRIOSOME• chondriosome n. Synonym of mitochondrion.
• CHONDRIOSOME n. an old name for a mitochondrion, a minute body generating ATP in the cytoplasm of a cell.
CHORDOTOMIES• chordotomies n. Plural of chordotomy.
• CHORDOTOMY n. the surgical division of a bundle of nerve fibres in the spinal cord, also CORDOTOMY.
DICHROOSCOPE• DICHROOSCOPE n. an instrument for examining crystals for dichroism, also DICHROISCOPE, DICHROSCOPE.
DISCOPHOROUS• discophorous adj. (Zoology) Having a gelatinous bell or disk.
• DISCOPHOROUS adj. relating to the Discophora, an order of jellyfish.
DROMOPHOBIAS• DROMOPHOBIA n. a fear of crossing streets.
OPISTHODOMOI• opisthodomoi n. Plural of opisthodomos.
• OPISTHODOMOS n. (Greek) a portico or apartment at the back of an ancient Greek or Roman temple.
OPISTHODOMOS• opisthodomos n. (Greek architecture) A porch at the rear of a temple, set against the blank back wall of the cella.
• OPISTHODOMOS n. (Greek) a portico or apartment at the back of an ancient Greek or Roman temple.
ORTHODONTIAS• ORTHODONTIA n. the rectification of crookedness in the teeth, also ORTHODONTICS.
ORTHODONTICS• orthodontics n. (Medicine) A specialty of dentistry concerned with correcting misalignment of teeth.
• ORTHODONTICS n. the rectification of crookedness in the teeth, also ORTHODONTIA.
ORTHODONTIST• orthodontist n. An orthodontic dentist.
• ORTHODONTIST n. one who practises orthodontics.
ORTHODROMICS• orthodromics n. Orthodromic navigation.
• ORTHODROMICS n. the act or art of sailing on a great circle, also ORTHODROMY.
ORTHODROMIES• ORTHODROMY n. the act or art of sailing on a great circle, also ORTHODROMICS.
PHOTOIONISED• photoionised adj. Alternative spelling of photoionized.
• PHOTOIONISE v. to ionize by electromagnetic radiation, also PHOTOIONIZE.
PHOTOOXIDISE• PHOTOOXIDISE v. to undergo photooxidation, also PHOTOOXIDIZE.
PHOTOPERIODS• photoperiods n. Plural of photoperiod.
• PHOTOPERIOD n. the period during every 24 hours when an organism is exposed to daylight.
SCHIZOPODOUS• schizopodous adj. (Zoology) Of or relating to the Schizopoda.
• SCHIZOPODOUS adj. of or like a schizopod, also SCHIZOPODAL.
TRAITORHOODS• TRAITORHOOD n. the state of being a traitor.
WIDOWERHOODS• widowerhoods n. Plural of widowerhood.
• WIDOWERHOOD n. the fact or state of being a widower.
WITHOUTDOORS• withoutdoors adv. (Archaic) outdoors.
• WITHOUTDOORS adv. outdoors.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the 1Word.ws and WikWik.org.

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