Sr

1 of 3

abbreviation (1)

1
senior
2
senor; señor
3
sister

Sr

2 of 3

symbol

strontium

SR

3 of 3

abbreviation (2)

1
seaman recruit
2
shipping receipt

Dictionary Entries Near Sr

Cite this Entry

“Sr.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Sr. Accessed 27 May. 2024.

Medical Definition

Sr

1 of 3 symbol
strontium

SR

2 of 3 abbreviation

S-R

3 of 3 abbreviation
stimulus-response

More from Merriam-Webster on Sr

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!