Rh

¹

abbreviation for

, Physiology.

1. Rh factor.

Rh

²

Symbol, Chemistry.

1. rhodium.

RH

³

or rh

abbreviation for

, Meteorology.

1. relative humidity.

r.h.

⁴

abbreviation for

1. right hand.

R.H.

⁵

abbreviation for

1. Royal Highness.

rh

¹

abbreviation for

1. right hand

Rh

²

the chemical symbol for

1. rhodium

abbreviation for

1. rhesus (esp in Rh factor )

RH

³

abbreviation for

1. Royal Highness
2. (Republic of) Haiti (international car registration)

Example Sentences

Local and regional blood banks are particularly low on platelets and types O and Rh negative blood, the department said Wednesday.

From Seattle Times

If she is, the doctor must offer to administer her Rh immunoglobulin.

From New York Times

In addition, red blood cells may have a protein called Rh factor.

From Los Angeles Times

Alexander Wiener is a figure right out of a med school textbook: The award-winning physician helped discover the Rh factor in blood and advanced the fields of forensic medicine and serology.

From New York Times

In 1937, Landsteiner and Alexander Wiener identified another essential feature of blood, the Rh factor, which explained blood incompatibilities between certain mothers and fetuses—a leading cause of stillbirths at the time.

From The New Yorker