What does TBUT stand for?

TBUT stands for "Tear Break-Up Time"

How to abbreviate "Tear Break-Up Time"?

"Tear Break-Up Time" can be abbreviated as TBUT

What is the meaning of TBUT abbreviation?

The meaning of TBUT abbreviation is "Tear Break-Up Time"

What does TBUT mean?

TBUT as abbreviation means "Tear Break-Up Time"