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Related to sinistral: dextral


 (sĭn′ĭ-strəl, sĭ-nĭs′trəl)
1. Of or facing the left side.
2. Left-handed.
3. Zoology Relating to or being a gastropod shell that has its aperture to the left when facing the observer with the apex upward.

sin′is·tral·ly adv.
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.


1. (Anatomy) of, relating to, or located on the left side, esp the left side of the body
2. a technical term for left-handed
3. (Zoology) (of the shells of certain gastropod molluscs) coiling in a clockwise direction from the apex
[C15 (in the obsolete sense: adverse, evil); C19 (in current senses): from Medieval Latin sinistrālis. See sinister]
ˈsinistrally adv
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈsɪn ə strəl)

1. of, pertaining to, or on the left side; left.
2. having a preference for using the left hand or side; left-handed.
3. (of certain gastropod shells) coiling counterclockwise, as seen from the apex.
Compare dextral.
[1425–75; < Medieval Latin sinistrālis. See sinister, -al1]
sin`is•tral′i•ty, n.
sin′is•tral•ly, adv.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.sinistral - of or on the left; "a sinistral gastropod shell with the apex upward has its opening on the left when facing the observer"; "a sinistral flatfish lies with the left eye uppermost"
anticlockwise, contraclockwise, counterclockwise - in the direction opposite to the rotation of the hands of a clock
left-handed - using or intended for the left hand; "left-handed golfers need left-handed clubs"; "left-handed scissors"
dextral - of or on the right; "a dextral gastropod shell with the apex upward has its opening on the right when facing the observer"; "a dextral flatfish lies with the right eye uppermost"
2.sinistral - preferring to use left foot or hand or eye; "sinistral individuals exhibit dominance of the left hand and eye"
left-handed - using or intended for the left hand; "left-handed golfers need left-handed clubs"; "left-handed scissors"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Locally, the Lafigue deposit is focused within a felsic intrusive hosted within an east/northeast and west/southwest striking, moderately southeast-dipping sinistral shear zone.
This domain comprises a well-developed series of south to southeast dipping shear zones that are folded and sheared by the northeast trending shear zones creating an overall ductile sinistral shear band network at the deposit to the km-scale.
The open coiled shell is similar in coiling pattern to Asgardaspira but it was considered to be sinistral by Linsley & Kier (1984) and Schopf & Morris (1994).
These people are invading our territory they are not just taking food sinistral nila ang ating karagatan!!!!"
These structures proposed sinistral shear sense for this zone (Fig.
Interestingly, the unpaired GABAli-THli cell was located in the right buccal hemiganglion in the sinistral snails Biomphalaria and Helisoma and in the left buccal ganglion in the dextral Lymnaea (Vaasjo et al., 2018).
According to Kramer, fused OFT cushions participate in the formation of the dextral and sinistral cusps of the arterial valves.
CHILD experts have advised parents against force switching their sinistral (left-handed) children to avoid causing injuries to the development of their healthy brain functions.
The Chaman Fault Zone is characterized by sinistral strike-slip movement with a minimum offset of 15 km (Lawrence and Yeats, 1979).
Of the 43 specimens sent for identification, 31 were identified as Lymnaea columella, presenting coil winding in a spiral and absence of teeth in the columellar wall of the opening, 9 specimens were identified as Physa marmorata, presenting coil winding in a sinistral spiral, and 3 specimens were identified as Succinea spp.