Tartar (चिड़चिड़ा मनुष्य) : A rough, violent, troublesome person 

Tautology (अपनी दोहराना, पुनरुक्ति ) : A statement in which you say the same thing twice in different words  

Taxidermy ( चर्म प्रसाधन ) : The art of preserving skin of animals, birds and fish  

Taxonomy (वर्गीकरण) : Science regarding principles of classification 

Teetotaller (पूर्णतया मद्यत्यागी )  : A person who never takes alcoholic drinks 

Tempest (तूफ़ान) : A violent storm  

Temporary (अस्थायी) : Lasting only for a short while  

Testimonial (गुणों का वर्णपत्र) : A written statement about someone’s character, usually provided by an employer  

Theology (धर्मशास्र)  : Study of the nature of Gods 

Totalitarianism (अधिनायकवाद) : A system of Government in which only one political party is allowed to function  

Toxic (विषैला ) : Something that is poisonous and unhealthy 

Transgressor (पापी) : One who breaks the law 

Transitory (क्षणसाथी) : That which lasts for a short time 

Tremor (भूकंप के झटके) : Shaking movement of the ground 

Triennial (त्रैवार्षिक) : The conference that takes place once in three year 

Trilogy (त्रयी) : A set of three related works by same author 

Triumvirate (तिकड़ी) : A group of three powerful people 

Truant (अनुपस्थित रहना, बिन अनुमति लिये अनुपस्थित)  : A school boy who frequently cuts classes is a 

Truism (स्वयं सिद्ध) : An obviously true or hackneyed statement  

Tsunami (सुनामी) : High sea waves caused by underwater earthquake