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List of 11-letter words containing

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There are 7 eleven-letter words containing APTO

ADAPTOGENIC• adaptogenic adj. Being or relating to an adaptogen.
• ADAPTOGENIC adj. acting to normalize and regulate the systems of the body.
GRAPTOLITES• graptolites n. Plural of graptolite.
• GRAPTOLITE n. a characteristic Silurian fossil with an appearance almost like writing upon shales.
GRAPTOLITIC• graptolitic adj. Of or pertaining to graptolites; containing graptolites.
• GRAPTOLITIC adj. related to a graptolite.
HAPTOGLOBIN• haptoglobin n. (Biochemistry) A protein in blood plasma that binds free hemoglobin released from erythrocytes and thereby…
• HAPTOGLOBIN n. a protein that combines with free haemoglobin in the blood and prevents its filtration through the kidney.
HAPTOTROPIC• haptotropic adj. Of or pertaining to haptotropism; moving when touched.
• haptotropic adj. (Chemistry) Describing the movement of clusters of atoms between two ligands or other groups.
• HAPTOTROPIC adj. curving in response to touch.
SYNAPTOSOME• synaptosome n. A structure containing vesicles and mitochondria of a synapse that is obtained when brain tissue is homogenized.
• SYNAPTOSOME n. a nerve ending that is isolated from homogenized nerve tissue.
TETRAPTOTES• tetraptotes n. Plural of tetraptote.
• TETRAPTOTE n. a noun that has four grammatical cases only.

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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See this list for:

  • English Wiktionary: 38 words
  • Scrabble in French: 3 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: 9 words


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