photom.

abbreviation for

1. photometry.

Example Sentences

In this March 4, 2013, file photom President Barack Obama speaks to media at the start of a Cabinet meeting, including, from left, Education Secretary Arne Duncan, and Health and Human Services Secretary Kathleen Sebelius, at the White House in Washington, D.C.

From Washington Post

Photom′etry, the measurement of the intensity of light.

From Project Gutenberg