bi ‧ fo ‧ cals /baɪˈfəʊk ə lz $ ˈbaɪfoʊ-/ BrE AmE noun [plural]
special glasses with an upper part made for seeing things that are far away, and a lower part made for reading
—bifocal adjective
bi ‧ fo ‧ cals /baɪˈfəʊk ə lz $ ˈbaɪfoʊ-/ BrE AmE noun [plural]
special glasses with an upper part made for seeing things that are far away, and a lower part made for reading
—bifocal adjective
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012