theanthropism

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Attribution of human traits to God; anthropomorphism.
• noun Christianity The doctrine of the union of human and divine natures in Jesus.

from The Century Dictionary.

• noun The union or combination of the divine and human natures; also, belief in such a union or combination.
• noun The deification of man, or the humanizing of divinity.

from the GNU version of the Collaborative International Dictionary of English.

• noun rare A state of being God and man.
• noun The ascription of human atributes to the Deity, or to a polytheistic deity; anthropomorphism.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A state of being God and man.
• noun The ascription of human attributes to a deity.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun the representation of objects (especially a god) as having human form or traits
• noun (theology) the doctrine that Jesus was a union of the human and the divine