List of 13-letter words ending with

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There are 18 thirteen-letter words ending with OIDS

AMPHIDIPLOIDS	• amphidiploids n. Plural of amphidiploid. • AMPHIDIPLOID n. a hybrid having a complete diploid chromosome set from each parent.
ANTHEROZOOIDS	• antherozooids n. Plural of antherozooid. • ANTHEROZOOID n. a motile male gamete produced in an antheridium, also ANTHEROZOID.
BIOFLAVONOIDS	• bioflavonoids n. Plural of bioflavonoid. • BIOFLAVONOID n. vitamin P, a vitamin found in citrus fruit, blackcurrants and rosehips, aka citrin.
CYSTICERCOIDS	• cysticercoids n. Plural of cysticercoid. • CYSTICERCOID n. a tapeworm larva having an invaginated scolex and solid tailpiece.
FELDSPATHOIDS	• feldspathoids n. Plural of feldspathoid. • FELDSPATHOID n. any mineral of a group related to feldspar, also FELSPATHOID, FOID.
HEMISPHEROIDS	• hemispheroids n. Plural of hemispheroid. • HEMISPHEROID n. the half of a spheroid.
HEXAGRAMMOIDS	• HEXAGRAMMOID n. a hexagram shape.
HYDROCOLLOIDS	• hydrocolloids n. Plural of hydrocolloid. • HYDROCOLLOID n. a substance that yields a gel with water.
HYPERTHYROIDS	• HYPERTHYROID n. one affected with hyperthyroidism.
HYPOTROCHOIDS	• hypotrochoids n. Plural of hypotrochoid. • HYPOTROCHOID n. the curve traced by a point on the radius, or radius produced, of a circle rolling within another circle.
ORTHOPTEROIDS	• orthopteroids n. Plural of orthopteroid. • ORTHOPTEROID n. a member of the Orthoptera, cockroaches.
PARASPHENOIDS	• parasphenoids n. Plural of parasphenoid. • PARASPHENOID n. a bone of the skull, part of the cranial floor.
PENTACRINOIDS	• pentacrinoids n. Plural of pentacrinoid. • PENTACRINOID n. a young form of some crinoids that resembles Pentacrinus.
PLEROCERCOIDS	• plerocercoids n. Plural of plerocercoid. • PLEROCERCOID n. the infective larva of tapeworms.
SALAMANDROIDS	• salamandroids n. Plural of salamandroid. • SALAMANDROID n. a member of the salamander family.
SPERMATOZOIDS	• spermatozoids n. Plural of spermatozoid. • SPERMATOZOID n. a motile male gamete of a plant usually produced in an antheridium.
SUBARACHNOIDS	• SUBARACHNOID n. the space situated under the arachnoid membrane.
XANTHOCHROIDS	• xanthochroids n. Plural of xanthochroid. • XANTHOCHROID n. a blond-haired and blue eyed person with fair white skin.

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: 144 words
Scrabble in French: no word
Scrabble in Spanish: no word
Scrabble in Italian: no word
Scrabble in German: no word
Scrabble in Romanian: no word

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