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

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There are 12 fifteen-letter words containing I, 2M, 2O, P and 2R

HETEROMORPHISMS	• heteromorphisms n. Plural of heteromorphism. • HETEROMORPHISM n. the state of having different forms.
MACROSPORANGIUM	• macrosporangium n. (Botany) A megasporangium; sporangium or conceptacle containing only large spores; opposed to microsporangium. • MACROSPORANGIUM n. a sporangium producing only megaspores.
MICROMORPHOLOGY	• micromorphology n. (Biology, mineralogy, soil science) The fine-level structures or morphology of an organism, mineral… • micromorphology n. Microstructure. • MICROMORPHOLOGY n. the microscopic structure of a material, as a mineral or a biological cell, aka microstructure.
MICROPHOTOMETER	• microphotometer n. (Physics) Any of various photometers used either to measure the variation of densities over small areas… • MICROPHOTOMETER n. an instrument for measuring the amount of light transmitted or reflected by small areas or for measuring the relative densities of spectral lines on a photographic film or plate.
MICROPHOTOMETRY	• microphotometry n. Measurement performed with a microphotometer. • MICROPHOTOMETRY n. measurement by microphotometer, an instrument for measuring the amount of light transmitted or reflected by small areas or for measuring the relative densities of spectral lines on a photographic film or plate.
MICROPYROMETERS	• MICROPYROMETER n. a pyrometer for measuring the temperature of very small objects.
MICROSPORANGIUM	• microsporangium n. (Botany) A case, capsule or container that holds microspores. • MICROSPORANGIUM n. the sporangium in heterosporous plants where the microspores develop.
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.
THERIOMORPHISMS	• theriomorphisms n. Plural of theriomorphism. • THERIOMORPHISM n. the belief that gods exist in animal form.
THERMOPERIODISM	• thermoperiodism n. The property of being thermoperiodic. • THERMOPERIODISM n. the effect on an organism of rhythmic temperature variations.

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: 76 words
Scrabble in French: 18 words
Scrabble in Spanish: 54 words
Scrabble in Italian: 127 words
Scrabble in German: no word
Scrabble in Romanian: 20 words

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