12-Letter Words Starting with TH

""(Medicine / Pathology) a hereditary disease, common in many parts of the world, resulting from defects in the synthesis of the red blood pigment haemoglobin Also called Cooley's anaemia [ˈkuːlɪz] [New Latin, from Greek thalassa sea + -aemia , from it being esp prevalent round the eastern Mediterranean Sea]""

Thalassemia

Thalassemic

Pl. thalassocracies Naval or commercial supremacy on the seas.

Thalidomide

Thallophyte

THALLOPHYTE Same as Thallogen. Thallogen.

Thankful

THANKFUL feeling gratitude

October holiday in Canada

US national holiday in November

Time to celebrate the Pilgrims' harvest

Thaumaturge

THAUMATURGE A magician; a wonder worker.

Theatergoer

One who attends the theater.

Theatrical

Theistical

THEMATIC something collected according to a theme

Theobromine

God and Gods ()

""Of or pertaining to a theocracy; administred by the immediate direction of God; as, the theocratical state of the Israelites.as, the theocratical state of the Israelites.""

THEOLOGISE

Theologizer

THEOLOGIZE To render theological; to apply to divinity; to reduce to a system of theology.

""A colorless crystalline alkaloid, C 7 H 8 N 4 O 2 , derived from tea leaves or made synthetically, used in medicine especially as a bronchial dilator.""

One ignoring experimentation

Abstract thinker

Action? There I may be misplaced, being an impractical type

The act or product of theorizing; the formation of a theory or theories; speculation.

Like Blavatsky's society

Theosophist

That part of medical science which treats of the discovery and application of remedies for diseases.

Subsequently, box covers this place when 9 across lost opener

THERMALIZE

Thermocline

A thermoelectric couple.

Thermoform

Thermograph

Any process of writing involving the use of heat.

English word

""Subject to destruction, decomposition, or great change by moderate heating. Used especially of biochemical substances.""

Fever recorders

Relating to temperature measurement

Thermophile

""Heat-loving; -- applied especially to microorganisms such as certain bacteria, fungi and algae, which grow best at temperatures above 40<deg/ C (e.g. between 50<deg/ and 60<deg/), and in some cases at temperatures that would kill ordinary microorganisms. They are found in naturally hot locations, such as at hot springs or the thermal vents at the ocean bottom.""

Thermoscope

""The outermost shell of the atmosphere, between the mesosphere and outer space, where temperatures increase steadily with altitude.""

""Capable of being heated to or somewhat above 55\'f8 C. without loss of special properties; -- said of proteins, immune substances, etc.""

Thermostat

Maintaining a constant temperature

Temperature-controlled

Of or retaining to thermotaxis.

Manifesting thermotropism.

THIEVISH given to stealing

""A kind of black raspberry (Rubus occidentalis), common in America. Rubus occidentalis), common in America.""

Thimbleweed

Thingamabob

Gadgets variable

Gadgets Var.

Thingumajig

THINKING an opinion of judgement

Thiocyanate

""A white or yellow powder, C 21 H 26 N 2 S 2 , a derivative of phenothiazine, that is administered orally in the treatment of various psychotic conditions, anxiety, depression, and certain childhood behavioral disorders.""

Thiosulfate

Thistledown

Thitherward

Thixotropy

THORACIC pertaining to a {thorax=n}

Thorniness

The representation of chords by figures placed under the base; figured bass; basso continuo; -- sometimes used as synonymous with harmony.harmony.

One of pure pedigree

A horse of pure lineage

Of outstanding quality

Complete a toll road (wordplay)

Complete a toll road?

Complete meal for the road

Great care, however, in poetry, is followed by uneven quality

Thoroughpin

Same as Boneset. Boneset.

Thoughtful

Many times more.

Thriftless

Thrombocyte

THROMBOCYTE

Pl. thrombolyses (-s z) Dissolution or destruction of a thrombus.

Thromboxane

THROTTLE to {strangle=v}

See stranglehold .

Comparative adjective or agent noun

Comparative adjective or agent noun

Thumbtack

Air Force aerobatic squad

Ambassadors in Blue air-show stars

USAF air show group

By Jupiter, perhaps they come as a real shock

Thunderclap

Billowy, ominous boomer (2 words)

Sign of bad weather

Billowy, ominous boomer

Thunderhead

Thundering

Thunderous

""A thunderbolt, formerly believed to be a stone.""

Electrifying weather (wordplay)

Cause of many a blackout

Modern truths about violent weather

Thymectomy

THYMECTOMIZE

""A hormone secreted by the anterior lobe of the pituitary gland that stimulates and regulates the activity of the thyroid gland. Also called thyroid-stimulating hormone , thyrotropic hormone .""

""A hormone secreted by the anterior lobe of the pituitary gland that stimulates and regulates the activity of the thyroid gland. Also called thyroid-stimulating hormone , thyrotropic hormone .""

Thyrotropin