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

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There are 14 fifteen-letter words containing A, 2M, 2O and 2R

CHORDAMESODERMS	• CHORDAMESODERM n. the layer of specialized cells in the middle of a developing embryo which forms the notochord and structures of the central nervous system.
CHRONOGRAMMATIC	• chronogrammatic adj. Relating to, or containing a chronogram. • CHRONOGRAMMATIC adj. of or like a chronogram, an inscription whose letters form a Roman numeral date.
ELECTROMYOGRAMS	• electromyograms n. Plural of electromyogram. • ELECTROMYOGRAM n. a tracing made by an electromyograph.
MACROSPORANGIUM	• macrosporangium n. (Botany) A megasporangium; sporangium or conceptacle containing only large spores; opposed to microsporangium. • MACROSPORANGIUM n. a sporangium producing only megaspores.
MICROMICROFARAD	• micromicrofarad n. (Dated) picofarad. Symbol: µµF. • MICROMICROFARAD n. the trillionth part of a farad.
MICROSPORANGIUM	• microsporangium n. (Botany) A case, capsule or container that holds microspores. • MICROSPORANGIUM n. the sporangium in heterosporous plants where the microspores develop.
ORTHOCHROMATISM	• orthochromatism n. Quality of being orthochromatic. • ORTHOCHROMATISM n. the state of being orthochromatic, of photographic film, sensitive to all colours except red.
OVERPROGRAMMING	• overprogramming v. Present participle of overprogram. • overprogramming v. Present participle of overprogramme. • OVERPROGRAM v. to program excessively.
PHOTOGRAMMETRIC	• photogrammetric adj. Of or pertaining to photogrammetry. • PHOTOGRAMMETRIC adj. relating to measurement by photogrammetry.
PREFORMATIONISM	• preformationism n. (Biology) the theory that all organisms start their existence already in a predetermined form upon conception… • PREFORMATIONISM n. the now exploded theory that the plant or animal (and therefore all its descendants) is already preformed in the germ.
RADIOMICROMETER	• radiomicrometer n. A device used to measure small changes in radiant heat, or in temperature. • RADIOMICROMETER n. an instrument for detecting and measuring small amounts of radiation, usually by a sensitive thermocouple.
THERMOBAROMETER	• thermobarometer n. (Obsolete, physics) An instrument that measured altitudes via the boiling point of water. • thermobarometer n. (Geology) A mineral used to estimate temperature and pressure in the rocks during its formation. • THERMOBAROMETER n. an apparatus that provides an accurate measurement of pressure by observation of the change in the boiling point of a fluid.
TRIBROMOMETHANE	• tribromomethane n. (Organic chemistry) bromoform. • TRIBROMOMETHANE n. another name for bromoform, a bromine compound analogous to chloroform.
ULTRAMICROTOMES	• ultramicrotomes n. Plural of ultramicrotome. • ULTRAMICROTOME n. a microtome for cutting extremely thin sections for electron microscopy.

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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English Wiktionary: 161 words
Scrabble in French: 36 words
Scrabble in Spanish: 248 words
Scrabble in Italian: 376 words
Scrabble in German: no word
Scrabble in Romanian: 117 words

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