agglutinate

Concise Oxford English Dictionary © 2008 Oxford University Press:
agglutinate /əˈgluːtɪneɪt/

▶verb

• 1 firmly stick or be stuck together to form a mass.

• 2 Linguistics (of a language) combine (word elements) to express compound ideas.

– derivatives
agglutination noun,
agglutinative adjective (Linguistics).

– origin C16: from L. agglutinat-, agglutinare ‘cause to adhere’.