hebdomad
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heb·do·mad
(hĕb′də-măd′)n.
1. A group of seven.
2. A period of seven days; a week.
[Latin hebdomas, hebdomad-, the number seven, from Greek, from hebdomos, seventh, from hepta, seven; see septm̥ in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
hebdomad
(ˈhɛbdəˌmæd)n
1. obsolete the number seven or a group of seven
2. a rare word for week
[C16: from Greek, from hebdomos seventh, from heptas seven]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
heb•do•mad
(ˈhɛb dəˌmæd)n.
1. a group of seven.
2. a period of seven days; week.
[1535–45; < Latin hebdomad- < Greek (s. of hebdomás week) =hébdom(os) seventh (see hepta-) + -ad- -ad1]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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Noun | 1. | hebdomad - any period of seven consecutive days; "it rained for a week" period, period of time, time period - an amount of time; "a time period of 30 years"; "hastened the period of time of his recovery"; "Picasso's blue period" calendar day, civil day - a day reckoned from midnight to midnight day of the week - any one of the seven days in a week week from Monday - a time period of a week or more; "a week from Monday will be too soon!" weekend - a time period usually extending from Friday night through Sunday; more loosely defined as any period of successive days including one and only one Sunday rag week, rag - a week at British universities during which side-shows and processions of floats are organized to raise money for charities Holy Week, Passion Week - the week before Easter |
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