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[plan-er] /ˈplæn ər/
a person who plans.
a book, similar to a desk calendar, for recording appointments, things to be done, etc.
Origin of planner
1710-20; plan + -er1 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for planner


a person who makes plans, esp for the development of a town, building, etc
a chart for recording future appointments, tasks, goals, etc
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for planner

1716, "one who plans," agent noun from plan (v.). Derogatory variant planster attested from 1945. Meaning "book or device that enables one to plan" is from 1971.

Online Etymology Dictionary, © 2010 Douglas Harper
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planner in Technology

A language for writing theorem provers by Carl Hewitt MIT 1967. Never fully implemented.
CONNIVER was an outgrowth of PLANNER and microPLANNER a subset. PLASMA is a PLANNER-like system modelled on Actors. See also POPLER, QLISP, Scheme.
["PLANNER: A Language for Proving Theorems in Robots", Carl Hewitt, Proc IJCAI-69, Wash DC, May 1969].

The Free On-line Dictionary of Computing, © Denis Howe 2010
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