Lieutenant junior grade and Rear admiral

Lieutenant junior grade noun - An officer holding a commissioned rank in the United States Navy or United States Coast Guard; below lieutenant and above ensign.

Rear admiral and lieutenant junior grade are semantically related. In some cases you can replace phrase "Rear admiral" with "Lieutenant junior grade", this phrases are similar.

Rear admiral noun - An admiral junior to a vice admiral.

Lieutenant junior grade and rear admiral are semantically related. Sometimes you can replace phrase "Lieutenant junior grade" with "Rear admiral", this phrases are similar.