monitor lizard

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monitor lizard

Any of various carnivorous lizards of the genus Varanus of tropical Africa, Asia, and Australasia, having a forked tongue and a long neck, and ranging in size from very small to very large.


(ˈmɒn ɪ tər)

1. a student appointed to assist in the conduct of a class or school, as to help keep order.
2. a person who admonishes, esp. with reference to conduct.
3. something that serves to remind or give warning.
4. a device or arrangement for observing, detecting, or recording the operation of a machine or system, esp. an automatic control system.
5. an instrument for detecting dangerous gases, radiation, etc.
6. Radio and Television. a receiving apparatus used in a control room or studio for monitoring transmissions.
7. a component with a display screen for viewing computer data, television programs, etc.
a. a former U.S. steam-propelled, armored warship of very low freeboard.
b. (cap., italics) the first of such warships, used by Union forces against the Merrimack in 1862.
9. a raised construction straddling the ridge of a roof and having windows or louvers for lighting or ventilating a building.
10. any lizard of the family Varanidae, of Africa, S Asia, the East Indies, and Australia, fabled to give warning of the presence of crocodiles.
11. Radio and Television. to listen to (transmitted signals) on a receiving set in order to check the quality of the transmission.
12. to observe, record, or detect (an operation or condition) with instruments that have no effect upon the operation or condition.
13. to oversee, supervise, or regulate.
14. to watch closely for purposes of control, surveillance, etc.; keep track of.
15. to serve as a monitor, detector, supervisor, etc.
[1540–50; < Latin: adviser =moni-, variant s. of monēre to advise, warn + -tor -tor]
mon′i•tor•ship`, n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.monitor lizard - any of various large tropical carnivorous lizards of Africa and Asia and Australiamonitor lizard - any of various large tropical carnivorous lizards of Africa and Asia and Australia; fabled to warn of crocodiles
lizard - relatively long-bodied reptile with usually two pairs of legs and a tapering tail
genus Varanus, Varanus - type and sole extant genus of the Varanidae
African monitor, Varanus niloticus - destroys crocodile eggs
dragon lizard, giant lizard, Komodo dragon, Komodo lizard, Varanus komodoensis - the largest lizard in the world (10 feet); found on Indonesian islands
References in periodicals archive ?
For example, snakes were used as a model for the sabretooth stabbing (Simpson, 1935; Scott, 1937), while varanid lizards were considered to be a good analogue based not only on tooth morphology, but also on ecological features (Akersten, 1985).
Burrows constructed by varanid lizards (goannas) may influence water infiltration and, hence, the distribution of mulga (Acacia aneura) (Whitford 1998).
The first area consisted of open eucalypt woodland containing numerous burrow complexes dug by large varanid lizards (Varanus panoptes).
Of these 13 snakes, 8 oviposited in varanid burrows and 5 in paperbark root boles.
Energy and water turnover in two tropical varanid lizards, Varanus bengalensis and V.
Varanid lizards are typified as being active foragers with high aerobic capacities (Bartholomew and Tucker 1964; but see Christian and Conley 1994), but Shine (1986) has suggested that the morphological similarity of varanids belies interesting ecological variability.
Three species of varanid lizards were studied in tropical Australia during the wet (summer), dry (winter), and late dry (spring) seasons.
Island-mainland body size differences in Australian varanid lizards.
Most of the reproducing female pythons in our study population nest either in the burrows of varanid lizards (in which case, the nests experience high, relatively constant temperatures) or inside the root boles of paperbark trees (where the eggs are exposed to cooler, more variable temperatures: T R.