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List of 15-letter words containing ••••••

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There are 17 fifteen-letter words containing 2A, 2O and 3R

AUTOTRANSFORMER• autotransformer n. (Electrical engineering) A transformer with a single winding, its output being taken from taps.
• AUTOTRANSFORMER n. a transformer in which the primary and secondary coils have part or all of their turns in common.
CHROMATOGRAPHER• chromatographer n. A person skilled in chromatography or who operates a chromatograph.
• CHROMATOGRAPHER n. one who uses a chromatograph.
ERGATANDROMORPH• ergatandromorph n. (Biology) An andromorph ant that is also a worker.
• ERGATANDROMORPH n. an ant combining characteristics of males and workers.
MICROBAROGRAPHS• microbarographs n. Plural of microbarograph.
• MICROBAROGRAPH n. an instrument for recording minute changes in atmospheric pressure.
MICROMICROFARAD• micromicrofarad n. (Dated) picofarad. Symbol: µµF.
• MICROMICROFARAD n. the trillionth part of a farad.
MICRORADIOGRAPH• microradiograph n. An enlarged microradiogram, used to study microscopic detail.
• microradiograph v. To produce such an image.
• MICRORADIOGRAPH n. an X-ray produced by microradiography.
ORGANOMERCURIAL• organomercurial adj. Describing any organic compound of mercury.
• organomercurial n. (Organic chemistry) Any organic compound of mercury, but especially such a drug.
• ORGANOMERCURIAL n. an organic compound or a pharmaceutical preparation containing mercury.
OVERPREPARATION• overpreparation n. Excessive preparation.
• OVERPREPARATION n. excessive preparation.
PAROEMIOGRAPHER• parœmiographer n. A writer of proverbs.
• PAROEMIOGRAPHER n. a writer of proverbs.
PROCRASTINATORS• procrastinators n. Plural of procrastinator.
• PROCRASTINATOR n. one who procrastinates.
PROCRASTINATORY• procrastinatory adj. Of or pertaining to procrastination.
• PROCRASTINATORY adj. tending to procrastinate, also PROCRASTINATIVE.
RECHROMATOGRAPH• rechromatograph v. To chromatograph again.
• RECHROMATOGRAPH v. to do by chromatograph again.
RETROGRADATIONS• retrogradations n. Plural of retrogradation.
• RETROGRADATION n. the act of retrograding.
ROSTROCARINATES• ROSTROCARINATE n. a supposed flint implement with beak and keel.
SPERMATORRHOEAS• spermatorrhoeas n. Plural of spermatorrhoea.
• SPERMATORRHOEA n. involuntary seminal discharge without orgasm, also SPERMATORRHEA.
THERMOBAROGRAPH• thermobarograph n. An instrument for recording simultaneously the pressure and temperature of a gas; a combined thermograph…
• THERMOBAROGRAPH n. a device that simultaneously records the temperature and pressure of the atmosphere.
XERORADIOGRAPHY• xeroradiography n. A method of X-ray photography which uses an electrically charged metal plate instead of film.
• XERORADIOGRAPHY n. radiography used esp. in mammographic screening for breast cancer that produces an image using X-rays in a manner similar to the way an image is produced by light in xerography.

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 WikWik.org and 1Word.ws.

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