List of 13-letter words containing •••••••

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There are 18 thirteen-letter words containing H, 2I, 3O, S and T

HISTIOPHOROID	• HISTIOPHOROID adj. related to a genus of swordfish.
HOMOEROTICISM	• homoeroticism n. The state or quality of being homoerotic. • HOMOEROTICISM n. homosexuality, also HOMOEROTISM.
HOMOSOCIALITY	• homosociality n. Socialization (social interaction, social relationships) with members of the same sex, as distinguished… • HOMOSOCIALITY n. the state of being homosocial.
IONTOPHORESIS	• iontophoresis n. (Medicine) A treatment in which electrodes are put in contact with tissue and a voltage is applied in… • IONTOPHORESIS n. the introduction of an ionized substance, such as a drug, through intact skin by the application of a direct electric current.
OLIGOTROPHIES	• OLIGOTROPHY n. the state of being oligotrophic.
ORCHIDOLOGIST	• orchidologist n. One who studies orchids. • ORCHIDOLOGIST n. one who studies orchids.
ORNITHOLOGIES	• ornithologies n. Plural of ornithology. • ORNITHOLOGY n. the study of birds.
ORNITHOLOGIST	• ornithologist n. A person who studies or practices ornithology. • ORNITHOLOGIST n. one who studies birds.
PHOTOEMISSION	• photoemission n. (Physics) the ejection of electrons from the surface of a solid by incident electromagnetic radiation. • PHOTOEMISSION n. the release of electrons from a usually solid material (as a metal) by means of energy supplied by incidence of radiation and esp. light.
PHOTOFISSIONS	• photofissions n. Plural of photofission. • photofissions v. Third-person singular simple present indicative form of photofission. • PHOTOFISSION n. nuclear fission induced by gamma rays.
PHOTOIONISING	• PHOTOIONISE v. to ionize by electromagnetic radiation, also PHOTOIONIZE.
PHOTOOXIDISED	• PHOTOOXIDISE v. to undergo photooxidation, also PHOTOOXIDIZE.
PHOTOOXIDISES	• PHOTOOXIDISE v. to undergo photooxidation, also PHOTOOXIDIZE.
PHOTOOXIDIZES	• photooxidizes v. Third-person singular simple present indicative form of photooxidize. • PHOTOOXIDIZE v. to undergo photooxidation, also PHOTOOXIDISE.
PHOTOPOSITIVE	• photopositive adj. (Biology) having a positive phototropic or phototactic response; attracted by light. • PHOTOPOSITIVE adj. exhibiting positive phototropism or phototaxis.
PROTOHISTORIC	• protohistoric adj. Of or pertaining to protohistory. • PROTOHISTORIC adj. relating to protohistory.
STOICHEIOLOGY	• STOICHEIOLOGY n. the branch of biology that deals with the elements comprising animal tissues, also STOECHIOLOGY.
TOXICOPHOBIAS	• TOXICOPHOBIA n. the morbid fear of poisoning, also TOXIPHOBIA.

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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English Wiktionary: 49 words
Scrabble in French: 5 words
Scrabble in Spanish: 9 words
Scrabble in Italian: 3 words
Scrabble in German: no word
Scrabble in Romanian: 17 words

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