agreement

noun

• harmony or accordance in opinion or feeling:the governments failed to reach agreement the two officers nodded in agreement
• [count noun] a negotiated and typically legally binding arrangement between parties as to a course of action:a trade agreement a verbal agreement to sell
• the absence of incompatibility between two things; consistency:agreement between experimental observations and theory
• Grammar the condition of having the same number, gender, case, and/or person as another word.