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

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There are 18 thirteen-letter words containing A, C, D, 2O, S and Y

ACOTYLEDONOUS	• acotyledonous adj. Having no seed lobes, as the dodder; also applied to plants which have no true seeds, as ferns, mosses, etc. • ACOTYLEDONOUS adj. relating to an acotyledon.
CHLAMYDOMONAS	• Chlamydomonas prop.n. A taxonomic genus within the family Chlamydomonadaceae – a unicellular green alga. • CHLAMYDOMONAS n. a member of the genus Chlamydomonas of (mainly freshwater) green algae.
CHLAMYDOSPORE	• chlamydospore n. A thick-walled spore that is the resting stage of some bacteria. • CHLAMYDOSPORE n. a thick-walled usually resting fungal spore.
CONDYLOMATOUS	• condylomatous adj. Relating to condyloma. • CONDYLOMATOUS adj. of or like a condyloma.
CYTODIAGNOSES	• cytodiagnoses n. Plural of cytodiagnosis. • CYTODIAGNOSIS n. medical diagnosis following the close examination of the cells of the body tissues or fluids, e.g. the smear test for cervical cancer.
CYTODIAGNOSIS	• cytodiagnosis n. (Pathology) diagnosis by means of a study of the cells present in a sample. • CYTODIAGNOSIS n. medical diagnosis following the close examination of the cells of the body tissues or fluids, e.g. the smear test for cervical cancer.
DACTYLOLOGIES	• DACTYLOLOGY n. the study of sign language.
HYDROSCOPICAL	• HYDROSCOPICAL adj. relating to a hydroscope, also HYDROSCOPIC.
HYDROTHORACES	• hydrothoraces n. Plural of hydrothorax. • HYDROTHORAX n. water liquid in the pleural cavity.
HYPOCHONDRIAS	• hypochondrias n. Plural of hypochondria. • HYPOCHONDRIA n. suffering from imaginary illness.
MASTOIDECTOMY	• mastoidectomy n. (Surgery) The surgical procedure to remove part or all of the mastoid process. • MASTOIDECTOMY n. an operation to remove mastoid bone.
MONODACTYLOUS	• monodactylous adj. (Of an animal) Having a single digit on each limb, especially a single claw that can be used to grasp. • MONODACTYLOUS adj. one-toed or one-fingered.
OLEANDOMYCINS	• oleandomycins n. Plural of oleandomycin. • OLEANDOMYCIN n. an antibiotic produced by a streptomyces.
PHOTODYNAMICS	• photodynamics n. The study of the activating effects of light on living organisms. • PHOTODYNAMICS n. the branch of biology concerned with the effects of light on the actions of plants and animals.
POLYDACTYLOUS	• polydactylous adj. Having more than the normal number of digits. • POLYDACTYLOUS adj. having too many fingers or toes.
POSTSECONDARY	• postsecondary adj. (Education, US and Canada) Of or pertaining to education or educational institutions subsequent to secondary… • POSTSECONDARY adj. taking place after secondary education.
SODOMITICALLY	• sodomitically adv. By means of sodomy. • SODOMITICAL adv. relating to sodomy, also SODOMITIC.
ZYGODACTYLOUS	• zygodactylous adj. (Ornithology) Having two toes pointing forward, and two toes pointing backward. • ZYGODACTYLOUS adj. of or like a zygodactyl, having two toes pointing forward and two backwards.

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: 104 words
Scrabble in French: 13 words
Scrabble in Spanish: 18 words
Scrabble in Italian: no word
Scrabble in German: no word
Scrabble in Romanian: no word

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