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Related to enlarge: Enlarged prostate

enlarge (up)on (something)

To add or supply more information or details about something. I can see you aren't familiar with this material yet, so allow me to briefly enlarge upon it for you. I asked the boss to enlarge on the details of the proposal for me.
See also: enlarge

expand (up)on something

 and enlarge (up)on something
Fig. to add detail to a report about something; to say more about something. Would you please expand upon that last remark? Would you care to enlarge upon your remarks?
See also: expand, on
References in periodicals archive ?
Whatever the trigger, the protein may help the cells enlarge, proliferate when needed, or avoid death from various stresses, such as high concentrations of sugar in the blood.
Sedgwick said the zoo plans to enlarge its elephant exhibit about 30 percent with its planned Pachyderm Forest exhibit.
Burbank Mayor Bob Kramer said he isn't convinced a special master would resolve the issues that led his city to oppose the plan to move and enlarge the Burbank terminal.
The Clinton administration shouldn't place obstacles in the path of the democratic movement in Russia by trying to enlarge NATO at a time when there is no need for it anyway.
In patients with uncontrolled high blood pressure, the excessive force of their pumping blood can enlarge the heart and thicken vessel walls, eventually causing heart and kidney disease.
The United States, rather than trying to enlarge NATO, should instead be leading a charge to re-evaluate the mission of the alliance in the post-Cold War era.
Prostates enlarge as men age, squeezing the urethra and making it difficult to urinate.