senior (noun)
61senior nursing officer — noun Brit. the person in charge of nursing services in a hospital …
62senior registrar — noun Brit. a hospital doctor undergoing specialist training, one grade below that of consultant …
63senior citizen — noun (C) an old person, especially someone who is over 60, or who is retired see old …
64ˌsenior ˈcitizen — noun [C] someone who is at or past the age when most people stop working …
65ˌsenior ˈhigh — noun [C] American a school in the US for children between the ages of 14 and 18 …
66ˌsenior ˈhigh ˌschool — noun [C] American a school in the US for children between the ages of 14 and 18 …
67senior resident medical officer — noun a medical graduate, appointed to and resident in a hospital in the second and subsequent years after graduation …
68senior citizen — noun an elderly person • Syn: ↑oldster, ↑old person, ↑golden ager • Hypernyms: ↑adult, ↑grownup • Hyponyms: ↑ancient, ↑ …
69senior class — noun final grade or class in high school or college (Freq. 1) • Hypernyms: ↑class, ↑year …
70senior pilot — noun the pilot in charge of an airship • Syn: ↑captain • Derivationally related forms: ↑captainship (for: ↑captain) • Hypernyms: ↑pilot, ↑airplane pilot …