ke·to·ste·roid 
(kē′tō-stĕroid′, -stîr-)
(kē′tō-stĕroid′, -stîr-)n.
A steroid, such as androsterone or estrone, that contains a ketone group.
- strength
- strengthen
- strengthener
- strenuous
- strenuously
- strenuousness
- strep
- strepsirhine
- strepsirrhine
- strep throat
- strepto-
- streptobacillus
- streptocarpus
- streptococcal
- streptococcic
- streptococcus
- streptodornase
- streptokinase
- streptolysin
- streptomyces
- streptomycin
- streptonigrin
- streptothricin
- streptozocin
- streptozotocin