NATO refers to airborne air defence as counter-air and naval air defence as anti-aircraft warfare. Missile defence is an extension of air defence as are initiatives to adapt air defence to the task of intercepting any projectile in flight.
TBH usually means To Be Honest, but it can also mean Honest Opinion. To Be Honest was the original meaning of TBH, but nowadays it often just means Honest Opinion or Honest Comment. Of note, TBH was originally used with a blunt or slightly antagonistic statement to suggest the statement derived from sincerity.
â¢ STH (noun). The noun STH has 1 sense: 1. a hormone produced by the anterior pituitary gland; promotes growth in humans. Familiarity information: STH used as a noun is very rare. hormone produced by the anterior pituitary gland; promotes growth in humans. Classified under: Nouns denoting body parts. Synonyms: growth hormone; human growth hormone; somatotrophic hormone; somatotrophin; somatotropic hormone; somatotropin; STH.