List of 15-letter words ending with

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There are 11 fifteen-letter words ending with IATIONS

BIOREMEDIATIONS	• bioremediations n. Plural of bioremediation. • BIOREMEDIATION n. the treatment of pollutants or waste (as in an oil spill, contaminated groundwater, or an industrial process) by the use of microorganisms (as bacteria) that break down the undesirable substances.
DISAFFILIATIONS	• disaffiliations n. Plural of disaffiliation. • DISAFFILIATION n. the act of disaffiliating.
DISASSOCIATIONS	• disassociations n. Plural of disassociation. • DISASSOCIATION n. the act of disassociating.
EXPONENTIATIONS	• exponentiations n. Plural of exponentiation. • EXPONENTIATION n. the mathematical operation of raising a quantity to a power.
INAPPRECIATIONS	• INAPPRECIATION n. lack of appreciation.
INTERMEDIATIONS	• intermediations n. Plural of intermediation. • INTERMEDIATION n. the act of coming between.
PRENEGOTIATIONS	• prenegotiations n. Plural of prenegotiation. • PRENEGOTIATION n. negotiation in advance.
RECONCILIATIONS	• reconciliations n. Plural of reconciliation. • RECONCILIATION n. the action of reconciling.
SUBASSOCIATIONS	• subassociations n. Plural of subassociation. • SUBASSOCIATION n. a subordinate association.
SUBSTANTIATIONS	• substantiations n. Plural of substantiation. • SUBSTANTIATION n. the act of substantiating.
UNAPPRECIATIONS	• UNAPPRECIATION n. failure to appreciate something.

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: 36 words
Scrabble in French: 4 words
Scrabble in Spanish: no word
Scrabble in Italian: no word
Scrabble in German: no word
Scrabble in Romanian: no word

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