What does Plot stand for?

Vita Plotini - of Porphyry - Classical studies (OCD)

People's Liberation Organization of Tamil Eelam - Sri Lanka - Political party

Piagetian Logical Operations Test (EDAC)

Plotter

Plotting

Porous Layer Open Tubular (SAUS)

Porous Layer, Open Tubular Column - Gas chromatography

Possibility of Launch-on-Time (SAUS)

Probability of Launch on Time (MCD)