有腹无头寄生畸胎：联胎畸胎，无头寄生体附着于联胎自养体的腹部- thigh
- thigmesthesia
- thigm(o)-
- thigmotactic
- thigmotaxis
- Thigmotrichina
- thigmotropic
- thigmotropism
- thihexinol methylbromide
- thimble
- thimerosal
- thimethaphan camphorsulfonate
- thinking
- thi(o)-
- thio-acid
- thioalbumose
- thioalcohol
- thioarsenite
- Thiobacillus
- Thiobacteriaceae
- Thiobacterium
- thiobarbital
- thiobarbiturate
- Thiocapsa
- thiocarbamide