Acutely longing for one's family or home.(adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "homesick" in a sentence
"It was strange but going into the Embassy made me really homesick, which is strange because I have never been inside an Embassy before."
""The legs are shaped so you can grasp onto them," Air Force Staff Sgt. Rachel Staub wrote in a recent e-mail recalling her homesick days based in the United Arab Emirates."
"It made me kind of homesick, and also brought the familiar dread when I contemplate our move back to Scotland."