meg·a·lo·car·di·a 
(mĕg′ə-lō-kärdē-ə)
(mĕg′ə-lō-kärdē-ə)n.
See cardiomegaly.
[MEGALO- + Greek kardiā, heart; see kerd- in the Appendix of Indo-European roots.]
- underperformance
- underperformer
- underpin
- underpinning
- underplay
- underplot
- underpopulated
- underpopulation
- underprice
- underprivileged
- underproduce
- underproduction
- underproof
- underprop
- underran
- underrate
- underreact
- underreaction
- underreport
- underrepresent
- underrepresentation
- underrepresented
- underrun
- under sail
- underscore