List of 15-letter words containing

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There are 12 fifteen-letter words containing IOA

BIOACCUMULATING	• bioaccumulating v. Present participle of bioaccumulate. • BIOACCUMULATE v. to accumulate in a biological system over time.
BIOACCUMULATION	• bioaccumulation n. (Biology) The process by which substances accumulate in the tissues of living organisms; used especially… • BIOACCUMULATION n. accumulation in a biological system over time.
BIOACOUSTICIANS	• bioacousticians n. Plural of bioacoustician.
BIOASTRONAUTICS	• bioastronautics n. The study of the biological, behavioural and medical aspects of astronautics. • BIOASTRONAUTICS n. the science dealing with the effects of travel in space on living organisms.
BIOAVAILABILITY	• bioavailability n. (Biology, medicine) The extent to which a substance is molecularly available to cells and tissues in… • BIOAVAILABILITY n. the degree and rate at which a substance (as a drug) is absorbed into a living system or is made available at the site of physiological activity.
CHORIOALLANTOIC	• chorioallantoic adj. Of or pertaining to the chorioallantois. • CHORIOALLANTOIC adj. of or like a chorioallantois, a highly vascularized fetal membrane.
CHORIOALLANTOIS	• chorioallantois n. (Anatomy) The vascular extraembryonic membrane, formed by the fusion of the allantois and the chorion… • CHORIOALLANTOIS n. a highly vascularized fetal membrane.
RADIOACTIVATING	• radioactivating v. Present participle of radioactivate. • radioactivating n. The act of making something radioactive; radioactivation. • radioactivating adj. That makes something radioactive.
RADIOACTIVATION	• radioactivation n. The conversion of something into a radioactive form. • RADIOACTIVATION n. the act of making radioactive.
RADIOACTIVITIES	• radioactivities n. Plural of radioactivity. • RADIOACTIVITY n. the spontaneous decay of the nucleus of an element.
RADIOAUTOGRAPHS	• radioautographs n. Plural of radioautograph. • RADIOAUTOGRAPH n. an autoradiographic record, also AUTORADIOGRAPH.
RADIOAUTOGRAPHY	• radioautography n. Autoradiography. • RADIOAUTOGRAPHY n. the use of radioautographs.

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: 56 words
Scrabble in French: 8 words
Scrabble in Spanish: 3 words
Scrabble in Italian: 25 words
Scrabble in German: no word
Scrabble in Romanian: 134 words

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