Holy water is not a symbol of the holy trinity. The holy trinity has to do with the idea of Father, Son, and Holy Spirit. Holy water is used to show the "washing away" of sin.
http://wiki.answers.com/Q/Why_is_the_holy_water_a_symbo...
There has been a lot of discussion as to the meaning behind the trinity symbol, a.k.a. the "triquetra". Feel free to search for it on Wikipedia to read more about it. People get so worked up over what a symbol has been used for. A...
http://wiki.answers.com/Q/Was_the_trinity_symbol_ever_a...
Ireland itself is Catholic (converted the Celts and Picts), which explains the symbol. Even though the Brits shipped in my Protestant ancestors (from Scotland) many centuries ago to counter the Catholic influence in Northern Ireland, they a...
http://uk.answers.yahoo.com/question/index?qid=20090213...
Gosh, well the rabbit is a symbol of the fertillity goddess Eostara from who we get the word Easter. It's not un-common for goddesses from her time to have a triple aspect even though she Herself isn't a triple goddess. 3 is a very sacred n...
http://uk.answers.yahoo.com/question/index?qid=20070624...
The "Triquetra" is an early symbol of the Holy Trinity, of ancient middle eastern origin. The three equal arcs express eternity in their continuous form, indivisibility in their interweaving, and their center is a triangle, ancien...
http://en.allexperts.com/q/Ancient-Classical-History-27...
a 3 leaf clover a triangle three connected rings
http://wiki.answers.com/Q/What_is_a_symbol_for_the_holy...
They are several meanings for the trinity symbol including Spirit, Mind, Body or Father, Son, Holy Ghost or Mother, Father, Child.
http://www.chacha.com/question/what-is-the-meaning-of-t...