est

Multiple Entries:
  est    EST    -est    est.  

Concise Oxford English Dictionary © 2008 Oxford University Press:
est /ɛst/

▶noun a system aimed at developing a person's potential through intensive group awareness and training sessions.

– origin 1970s (orig. US): acronym from Erhard Seminars Training, from Werner Erhard, the American businessman who devised the technique.

Concise Oxford English Dictionary © 2008 Oxford University Press:
EST/iːesˈtiː/

▶abbreviation Eastern Standard Time.

Concise Oxford English Dictionary © 2008 Oxford University Press:
-est1

▶suffix forming the superlative of adjectives (such as shortest) and of adverbs (such as soonest).

– origin OE -ost-, -ust-, -ast-.

Concise Oxford English Dictionary © 2008 Oxford University Press:
-est2 (also -st)

▶suffix archaic forming the second person singular of verbs: goest.

– origin OE -est, -ast, -st.

Concise Oxford English Dictionary © 2008 Oxford University Press:
est.

▶abbreviation

• 1 established.

• 2 estimated.